US PATENT SUBCLASS 212 / 177
.~ Of boom sections

Current as of: June, 1999
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212 /   HD   TRAVERSING HOISTS

175  DF  HAVING MEANS FACILITATING ASSEMBLY OR DISASSEMBLY {4}
177.~ Of boom sections

DEFINITION

Classification: 212/177

Of boom sections:

(under subclass 175) Apparatus including a boom* having means to permit the ready removal or replacement of a portion of the boom from another portion.

(1) Note. Removal of a connector or locking means between boom sections to enable the sections to be pivoted or telescoped relative to each other is not considered to be disassembly.

SEE OR SEARCH THIS CLASS, SUBCLASS:

299+, for foldable or collapsible booms.